18388295

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4721}}^1$

素因数の和:4786

約数の個数: 16

約数和(自身を含む): 23798880

約数和(自身を除く): 5410585

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 4721, 23605, 89699, 193561, 448495, 967805, 3677659, 18388295]

約数ペア:

[(1, 18388295), (5, 3677659), (19, 967805), (41, 448495), (95, 193561), (205, 89699), (779, 23605), (3895, 4721)]